Many winter stonflies (Plecoptera: Taeniopterygidae).
They were very small. Interestingly, most of them also contained an aquatic mite (Hydrachnidiae?), predominately infesting the base of the wing pads.
Amphipod (AKA scud, sideswimmer) (Crusatacea: Amphipoda)
Also seen but not photographed:
2 almost microscopic non-biting midges (Diptera: Chironomidae)
1 Ameletid (comb-mouthed) minnow mayfly (Ephemeroptera: Ameletidae)
